[2546] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[11171] | 3 | * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2546] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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| 23 |
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| 24 | namespace HeuristicLab.Core {
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| 25 | [AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = false)]
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| 26 | public sealed class CreatableAttribute : Attribute {
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| 27 | private string category;
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| 28 | public string Category {
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| 29 | get {
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| 30 | return category;
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| 31 | }
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| 32 | set {
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| 33 | if (value == null) throw new ArgumentNullException("Category", "CreataleAttribute.Category must not be null");
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| 34 | category = value;
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| 35 | }
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| 36 | }
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| 37 |
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| 38 | public CreatableAttribute() {
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| 39 | Category = "Other Items";
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| 40 | }
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| 41 | public CreatableAttribute(string category)
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| 42 | : this() {
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| 43 | Category = category;
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| 44 | }
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| 45 |
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| 46 | public static bool IsCreatable(Type type) {
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| 47 | object[] attribs = type.GetCustomAttributes(typeof(CreatableAttribute), false);
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| 48 | return attribs.Length > 0;
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| 49 | }
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| 50 | public static string GetCategory(Type type) {
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| 51 | object[] attribs = type.GetCustomAttributes(typeof(CreatableAttribute), false);
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| 52 | if (attribs.Length > 0) return ((CreatableAttribute)attribs[0]).Category;
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| 53 | else return null;
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| 54 | }
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| 55 | }
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| 56 | }
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